Mid-to Long-term Clinical Outcomes of Hancock Ⅱ Bioprosthesis in Chinese Population

Mid-to Long-term Clinical Outcomes of Hancock Ⅱ

Bioprosthesis in Chinese Population

Yin Wang;Si Chen;Xing-Jian Hu;Jia-Wei Shi;Nian-Guo Dong

【期刊名称】《中华医学杂志（英文版）》 【年(卷),期】2015(128)024

【摘要】Background: Compared to the Western countries, Chinese patients present a special primary disease spectrum, diverse valvular pathogenesis,

and

different

postoperational

anticoagulation

strategy.This research aimed to evaluate the mid-to long-term clinical performance

of

Hancock

Ⅱ

bioprosthesis

in

the

Chinese

population.Methods: This study retrospectively reviewed all patients who received surgical treatments with at least one Hancock Ⅱ bioprosthesis implantation from January 2004 to December 2013 at a single center in China.Totally 647 patients were included in the clinical evaluation, and 629 patients were successfully discharge, among whom 605 patients were completely followed-up.The follow-up rate was 96.2％.The mean and median follow-up time was 62.0 ± 59.0 and 56.0 months, respectively Postoperative outcomes of survival rates, reoperations and valve related morbidities were assessed.Continuous and categorical variables were compared using the t-test and Chi-square test, respectively.Survival and freedom from adverse events were calculated by using a Kaplan-Meier method.Results: The overall in-